TNPSC Chemistry Model Question Paper in Tamil and English - 1

Question: 1

A non metal which is a good conductor of electricity is

(A) Sulphur

(B) Graphite

(C) Phosphorus

(D) Iodine

Ans: B

Graphite

Question: 2

Which among the following gas is usually tilled in the electric bulb?

(A) Hydrogen

(B) Nitrogen

(C) Carbon dioxide

(D) Nitrogen

Ans: D

Nitrogen

Question: 3

In which of the following processes light energy is converted into chemical energy?

(A) Respiration

(B) Photosynthesis

(C) Photorespiration

(D) Fermentation

Ans: B

Photosynthesis

Question: 4

A metal which is extracted by thermal reduction is

(A) Calcium

(B) Mercury

(C) Nickel

(D) Aluminium

Ans: B

Mercury

Question: 5

The curcumin is isolated from

(A) Rose flower

(B) Garlic

(C) Turmeric

(D) Sunflower

Ans: C

Turmeric

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